Higher Secondary School Certificate - awarded by examination.
OK, OK, it's a "diploma" not a "degree" - but Pakistan is an "education-proud" culture, and we are talking about a translation (mental or written) from Urdu to English.
What on earth is "anal retentive?" Adjective: Excessively orderly and fussy. A person who pays such attention to detail that it becomes an obsession and may be an annoyance to others.